#211C8E#211C8E
#211C8E is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.2% C 0.177 H 273.0°. Best body text is #FFFFFF at 12.95:1 contrast (WCAG AA passes).
Color values
| HEX | #211C8E |
|---|---|
| RGB | rgb(33, 28, 142) |
| HSL | hsl(243, 67%, 33%) |
| HSV | hsv(243, 80%, 56%) |
| CMYK | cmyk(76.8%, 80.3%, 0%, 44.3%) |
| CIE-LAB | lab(20.46, 41.06, -61.01) |
| CIE-LCH | lch(20.46, 73.54, 303.94°) |
| OKLab | oklab(33.22% 0.0093 -0.1765) |
| OKLCH | oklch(33.22% 0.177 273) |
| XYZ | xyz(5.9233, 3.1062, 25.8733) |
| Luminance | 0.0311 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal
#0C1793
ΔE00 1.67
Cobalt Blue
#030AA7
ΔE00 4.27
Midnight Blue
#191970
ΔE00 4.72
Darkblue
#00008B
ΔE00 4.77
Royal Blue (survey)
#0504AA
ΔE00 4.83
Indigo (survey)
#380282
ΔE00 5.33
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#211C8E #898E1C
analogous
#1C508E #211C8E #5A1C8E
triadic
#211C8E #8E211C #1C8E21
tetradic
#211C8E #8E1C50 #898E1C #1C8E5A
square
#211C8E #8E1C50 #898E1C #1C8E5A
split-complementary
#211C8E #8E5A1C #508E1C
monochromatic
#090828 #15125B #211C8E #2D26C1 #5049DB
Accessibility & contrast
On white
12.95
#211C8E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.62
#211C8E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #211C8E
12.95:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##211C8E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##211C8E | 1.00 | 12.95 | 1.62 | 12.95 |
| #FFFFFF | 12.95 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.95 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003791
Deuteranopia (green-blind)
#002C8C
Tritanopia (blue-blind)
#003F55
Achromatopsia (no color)
#313131
Design tokens & code
CSS
--color: #211c8e; /* rgb */ color: rgb(33, 28, 142); /* oklch */ color: oklch(33.2% 0.177 273.0);
Tailwind
colors: {
custom: {
50: '#705bb0',
500: '#211c8e',
950: '#000000',
},
}SCSS
$custom: #211c8e; $custom-light: #705bb0; $custom-dark: #000000;
JSON
{
"hex": "#211c8e",
"rgb": {
"r": 33,
"g": 28,
"b": 142
},
"hsl": {
"h": 242.632,
"s": 67.059,
"l": 33.333
},
"oklch": {
"l": 0.33221,
"c": 0.17678,
"h": 273
},
"luminance": 0.03107
}Semantic roles & 50–950 ramp
primary
#211C8E
secondary
#B8BD49
accent
#EA3EE2
background
#F7F5FB
surface
#EDE9F6
border
#C8C5D0
text
#090411
muted
#7B7980